A8VO micro swashplate rescue equipment hydraulic motor pump

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Product Overview


Product Description

ATUS-A8VO Variable Double Pump, for open circuits. Variable double pump with two axial tapered piston rotary groups of bent axis design, for open circuit hydraulic drives. Flow is proportional to drive speed and displacement and is infinitely variable between Max and Min. 

ATUS A8VO Series Variable Double Pump
Series 60/61/63
28, 55, 80, 107, 140, 200
Nominal Pressure
350 Bar 
Peak Pressure
400 Bar 
Operation Mode
Open Circuit

Direction for use
The drive shaft bearing is designed to meet the requirement for long service life and high working pressures. The pump is suitable for direct mounting to flywheel housing of the diesel engine. One common suction port. 

  • Description of application effect

  • 使用效果描述

Comprehensive program of control devices available. Summation power control (mechanically coupled) for size 28, individual power control for sizes 55-220. 

Detailed Images

External adjustment of control possible while in operation. Integral auxiliary pump (size 55-220) with pressure relief valve, optional additionally with pressure reducing valve. Power take-off, for mounting of axial piston and gear pumps. Excellent power-to-weight ratio. 

Size Information

Size Chart of This Design

Size (Displacement)
Flow L/Min (rated speed)
2 x 85 
2 x 133
2 x 174 
2 x 223 
2 x 285 
2 x 407
Weight Approx KG

Related Products


We guarantee ATUS hydraulic pumps and motors quality for 12 months, we will maintenance quality problems for free in the warranty and provide technical support in the whole production life. 

After Sales Service

Quality Assurance
We guarantee ATUS hydraulic pumps and motors quality for 12 months, we will maintenance quality problems for free in the warranty and provide technical support in the whole production life.

Company Introduction

Shenzhen Aotuoshi Hydraulic Machinery Co.,Ltd work in hydraulic pumps and hydraulic motors for many years, with professional R&D, manufacturing, projects management and after-sale team, we can provide full range of hydraulic pumps and motors products. We owns all intellectual property of ATUS hydraulic pumps and motors, our products were widely used in iron metallurgy, ceramic resistant materials, railway shield, forging machine tools, water conservancy and hydropower, petrochemical and engineering machinery and other industries.
Introduced ATUSPVXS, ATUSPVH, ATUSPV, ATUSPAVC, ATUSKMF, ATUSA4V(S)O, ATUSA10V(S)O series and other plunger pumps and hydraulic motors.
Our ATUS products features high reliability, long life, high pressure, heavy load, large displacement and low noise. Thevicariously sales brands are: Rexroth, Denison, Vickers, Eaton, Parkers, Hagglunds, Nachi, Yuken, Kawasaki, Tokimeot,
Sauer-danfoss, Danvers, Yeoshe, Linde, Daikin, Sumitomo, Eckerle, Voith, Hawe, Bonfiglioli, Brevini, UCHIDA, Komatsu, etc.

Shenzhen Aotuoshi Hydraulic Machinery company with high quality products, good reputation, quality service, our products were sold to domestic market, Malaysia, India, Southeast Asia, Australia and other countries. Established long business cooperation with customers.

Our Services & Strength
Shenzhen Aotuoshi hydraulic machinery company has rich experience providing a full range of hydraulic pump and hydraulic motor products. with higher capacity of professional R&D, manufacturing, after-sale and repairing.


Q: What is our main application?
A: 1. Manufacture hydraulic pumps and motors, Reducers. We are factory.
2. Hydraulic spare parts and maintenance.
3. Construction Machinery.
4. Brand pumps&motors replacement.
5. Hydraulic System.
Q: What is the payment terms?
A: Full order: 50% as deposit (50% down payment), the 50% balance payment before shipment.
Small order or sample order: 100% full payment in advance.
Q: Can I mark my own brand on the pumps?
A: Yes, all products accept mark your brand and code.
Q: What is our mainly international market?
A: Eastern Asia 5%, Western Europe 10%, Northern Europe 5%, Southern Europe 10%, South Asia 10%, Domestic Market 60%.
Q: How long production quality guarantee?
A: We provide 12 months quality guarantee for all our hydraulic pumps and motors.

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